If are roots of
then the equation whose roots are
and
is
are roots, So
and
.
roots are 2 & 5
So equation is
Option (B)
Degree reduction -
If is a root of
then
which can be used to reduce degree of
from
to
.
-
Option 1)
This is incorrect
Option 2)
This is correct
Option 3)
This is incorrect
Option 4)
This is incorrect
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